CVE-2019-5108
First published: Wed Dec 11 2019(Updated: )
A flaw was found in the Linux kernel’s implementation of the WiFi station handoff code. An attacker within the radio range could use this flaw to deny a valid device from joining the access point.
Credit: talos-cna@cisco.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| redhat/kernel-rt | <0:3.10.0-1127.19.1.rt56.1116.el7 | 0:3.10.0-1127.19.1.rt56.1116.el7 |
| redhat/kernel | <0:3.10.0-1127.el7 | 0:3.10.0-1127.el7 |
| redhat/kernel-alt | <0:4.14.0-115.19.1.el7a | 0:4.14.0-115.19.1.el7a |
| redhat/kernel-rt | <0:4.18.0-193.rt13.51.el8 | 0:4.18.0-193.rt13.51.el8 |
| redhat/kernel | <0:4.18.0-193.el8 | 0:4.18.0-193.el8 |
| Linux Kernel | <5.3 | |
| Debian | =8.0 | |
| Debian | =9.0 | |
| Ubuntu | =14.04 | |
| Ubuntu | =16.04 | |
| Ubuntu | =18.04 | |
| NetApp Active IQ Unified Manager for VMware vSphere | ||
| NetApp Cloud Backup | ||
| NetApp Data Availability Services | ||
| NetApp E-Series SANtricity OS Controller | >=11.0.0<=11.70.1 | |
| NetApp SolidFire & HCI Management Node | ||
| NetApp SolidFire & HCI Storage Node | ||
| NetApp SteelStore Cloud Integrated Storage | ||
| NetApp AFF A700s Firmware | ||
| NetApp A700s | ||
| NetApp H610S Firmware | ||
| NetApp H610S Firmware | ||
| NetApp AFF 8300 Firmware | ||
| NetApp FAS8300 | ||
| NetApp AFF 8700 Firmware | ||
| NetApp FAS8700 | ||
| NetApp AFF A400 Firmware | ||
| NetApp FAS A400 | ||
| Oracle SD-WAN Edge | =8.2 | |
| All of | ||
| NetApp AFF A700s Firmware | ||
| NetApp A700s | ||
| All of | ||
| NetApp H610S Firmware | ||
| NetApp H610S Firmware | ||
| All of | ||
| NetApp AFF 8300 Firmware | ||
| NetApp FAS8300 | ||
| All of | ||
| NetApp AFF 8700 Firmware | ||
| NetApp FAS8700 | ||
| All of | ||
| NetApp AFF A400 Firmware | ||
| NetApp FAS A400 | ||
| debian/linux | 5.10.223-1 5.10.234-1 6.1.123-1 6.1.128-1 6.12.12-1 6.12.17-1 |
Remedy
At this time there is no known mitigations to this issue other than to install the updated kernel package.
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Reference Links
- https://www.cve.org/CVERecord?id=CVE-2019-5108 https://nvd.nist.gov/vuln/detail/CVE-2019-5108
- https://bugzilla.redhat.com/show_bug.cgi?id=1789927
- https://access.redhat.com/errata/RHBA-2020:3527
- https://access.redhat.com/errata/RHSA-2020:1016
- https://access.redhat.com/errata/RHSA-2020:1493
- https://access.redhat.com/errata/RHSA-2020:1567
- https://access.redhat.com/errata/RHSA-2020:1769
- https://access.redhat.com/security/cve/cve-2019-5108
- https://talosintelligence.com/vulnerability_reports/TALOS-2019-0900
- https://git.kernel.org/linus/3e493173b7841259a08c5c8e5cbe90adb349da7e
- https://security.netapp.com/advisory/ntap-20200204-0002/
- http://packetstormsecurity.com/files/156455/Kernel-Live-Patch-Security-Notice-LSN-0063-1.html
- https://usn.ubuntu.com/4285-1/
- https://usn.ubuntu.com/4287-1/
- https://usn.ubuntu.com/4286-2/
- https://usn.ubuntu.com/4287-2/
- https://usn.ubuntu.com/4286-1/
- https://www.debian.org/security/2020/dsa-4698
- https://lists.debian.org/debian-lts-announce/2020/06/msg00011.html
- https://lists.debian.org/debian-lts-announce/2020/06/msg00013.html
- https://lists.debian.org/debian-lts-announce/2020/06/msg00012.html
- https://www.oracle.com/security-alerts/cpuApr2021.html
- https://launchpad.net/bugs/cve/CVE-2019-5108
- https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=3e493173b7841259a08c5c8e5cbe90adb349da7e
- https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=1789928
- https://security-tracker.debian.org/tracker/CVE-2019-5108
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-5108
- https://nvd.nist.gov/vuln/detail/CVE-2019-5108
- https://ubuntu.com/security/CVE-2019-5108
Parent vulnerabilities
(Appears in the following advisories)
Frequently Asked Questions
What is the severity of CVE-2019-5108?
CVE-2019-5108 is categorized as a denial-of-service (DoS) vulnerability in the Linux kernel.
How do I fix CVE-2019-5108?
To mitigate CVE-2019-5108, upgrade to a patched version of the Linux kernel available after version 5.3.
Which versions of the Linux kernel are affected by CVE-2019-5108?
CVE-2019-5108 affects Linux kernels prior to version 5.3, including versions of kernel-rt and kernel-alt on Red Hat.
Can CVE-2019-5108 be exploited remotely?
CVE-2019-5108 requires an attacker to be within radio range to exploit the vulnerability.
What systems are impacted by CVE-2019-5108?
CVE-2019-5108 impacts various versions of the Linux kernel across different distributions, including Red Hat, Debian, and Ubuntu.
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